CN216703651U - Dust explosion-proof bag-type dust collector - Google Patents
Dust explosion-proof bag-type dust collector Download PDFInfo
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- CN216703651U CN216703651U CN202123244157.3U CN202123244157U CN216703651U CN 216703651 U CN216703651 U CN 216703651U CN 202123244157 U CN202123244157 U CN 202123244157U CN 216703651 U CN216703651 U CN 216703651U
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Abstract
The utility model discloses a dust explosion-proof bag-type dust collector, which belongs to the technical field of waste gas treatment equipment and comprises a box body, wherein an air inlet and an air outlet are formed in the box body, and an ash hopper is arranged at the bottom of the box body; a conveying belt is arranged in the box body, a plurality of connecting seats are arranged on the conveying belt, and filter bags are arranged on the connecting seats; the side walls of the box body, which are positioned at the two sides of the filter bag, are provided with doors; a first dust concentration detection assembly and a first air speed detection assembly are arranged at the air inlet, and a second dust concentration detection assembly and a second air speed detection assembly are arranged at the air outlet; the utility model can drive the filter bag to move by utilizing the conveying belt in the box body, when the filter bag needs to be cleaned, only the doors at two sides of the filter bag are needed to be opened, the filter bag close to the air inlet is taken down, and a new filter bag is arranged at the position close to the air outlet, so that the utility model always keeps high-efficiency dust removal efficiency, has simple structure and simple and convenient operation, and does not need higher requirements on professional skills of workers.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment equipment, in particular to a dust explosion-proof bag-type dust remover.
Background
The bag-type dust collector is a dry dust collecting device, which is suitable for collecting fine and dry non-fibrous dust. The filter bag of the bag-type dust collector is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by the filtering action of the fiber fabric, when the dust-containing gas enters the bag-type dust collector, the dust with large particles and large specific gravity falls into the dust hopper due to the sedimentation of the gravity, and the dust is blocked when the gas containing fine dust passes through the filter bag, so that the gas is purified.
In general, the dust removal efficiency of a new filter bag is not high enough. After the filter bag is used for a period of time, due to the effects of screening, collision, detention, diffusion, static electricity and the like, a layer of dust is accumulated on the surface of the filter bag, the layer of dust is called as a primary layer, in the later use process, the primary layer becomes a main filter layer of the filter bag, and the filter bag can also gradually obtain higher filtering efficiency under the action of the primary layer. However, as the dust accumulates on the surface of the filter bag, the overall dust removal efficiency and resistance of the bag-type dust collector are increased. When the primary layer on the surface of the filter bag is too thick, some fine dust particles attached to the filter bag can be extruded, the dust removal effect of the bag-type dust remover is influenced, and meanwhile, the resistance of the filter bag is too high, so that the air volume is remarkably reduced, and the performance of the bag-type dust remover is seriously influenced.
Therefore, the conventional bag-type dust collector needs to regularly and timely clean the filter bag, and the primary layer on the filter bag cannot be excessively damaged during dust cleaning, so that the operation is complex, and the technical requirement on workers is very high.
SUMMERY OF THE UTILITY MODEL
For the problems in the prior art, the filter bag can be driven to move by the conveyor belt in the box body, when the filter bag needs to be cleaned, the doors on two sides of the filter bag are only needed to be opened, the filter bag close to the air inlet is taken down, and a new filter bag is arranged close to the air outlet, so that the dust removal device can always keep high-efficiency dust removal efficiency, has a simple structure, is simple and convenient to operate, and does not need higher requirements on professional skills of workers.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a dust explosion-proof bag-type dust collector which comprises a box body, wherein the lower end of one side of the box body is provided with an air inlet, the upper end of the other side of the box body is provided with an air outlet, and the bottom of the box body is provided with a funnel-shaped dust hopper; a conveyor belt is arranged in the box body and positioned between the air inlet and the air outlet, the conveyor belt is wound on a conveying roller, a plurality of connecting seats are arranged on the conveyor belt, filter bags are arranged on the connecting seats positioned on the lower layer of the conveyor belt, and the filter bags are detachably connected with the connecting seats; the side walls of the box body, which are positioned at the two sides of the filter bag, are provided with doors; the air inlet department is equipped with first dust concentration detection subassembly and first wind speed detection subassembly, air outlet department is equipped with second dust concentration detection subassembly and second wind speed detection subassembly, first dust concentration detection subassembly first wind speed detection subassembly second dust concentration detection subassembly with second wind speed detection subassembly all is connected with the controller.
As an optimal technical scheme, an air inlet pipeline is arranged at the air inlet, and a cooling assembly is arranged on the air inlet pipeline.
As an optimal technical scheme, the cooling assembly is arranged to be a spiral pipeline, the spiral pipeline is wound on the air inlet pipeline, and a heat exchange medium is arranged in the spiral pipeline.
As a preferred technical scheme, a temperature detection assembly and an air pressure detection assembly are arranged at the position of the air inlet in the box body, and the temperature detection assembly and the air pressure detection assembly are both connected with the controller.
In a preferred embodiment, the temperature detection unit is a temperature sensor, and the air pressure detection unit is an air pressure sensor.
As a preferable technical solution, the first dust concentration detection component and the second dust concentration detection component are both dust concentration detectors, the first wind speed detection component and the second wind speed detection component are both wind speed measurement instruments, and the controller is a PLC.
As a preferred technical scheme, the conveying roller is connected with a driving component for driving the driving roller to rotate, and the driving component is connected with the controller.
As a preferred technical solution, the driving assembly is a servo motor.
As a preferred technical scheme, a plurality of vent holes are formed in the conveying belt, and through holes are formed in the connecting seat.
As a preferable technical solution, the door is an electric control door, and the electric control door is connected to the controller.
The beneficial effects of the utility model are as follows:
1. the utility model can drive the filter bag to move by utilizing the conveying belt in the box body, when the filter bag needs to be cleaned, only the doors at two sides of the filter bag are needed to be opened, the filter bag close to the air inlet is taken down, and a new filter bag is arranged at the position close to the air outlet, so that the utility model can always keep high-efficiency dust removal efficiency, has simple structure and simple and convenient operation, and does not need higher requirements on the professional skills of workers.
2. The dust concentration and the wind speed at the air inlet and the air outlet of the box body can be detected in real time by utilizing the first dust concentration detection assembly, the first wind speed detection assembly, the second dust concentration detection assembly and the second wind speed detection assembly, so that the dust removal effect and the wind volume of the dust removal device can be detected in real time, and the dust removal device is convenient for workers to observe and operate.
3. The temperature of the dust entering the box body can be effectively reduced by utilizing the cooling component, the situation that the dust is high in temperature and high in pressure in the box body is avoided, and the explosion-proof effect is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a dust explosion-proof bag-type dust collector of the present invention;
FIG. 2 is a schematic view of the connecting socket shown in FIG. 1;
fig. 3 is a functional block diagram of the present invention.
In the figure: 1-box body, 11-air inlet, 12-air outlet, 13-ash bucket, 14-door, 2-conveyor belt, 21-conveyor belt, 22-connecting seat, 221-through hole, 222-connecting part, 3-filter bag, 41-first dust concentration detection component, 42-first air speed detection component, 43-second dust concentration detection component, 44-second air speed detection component, 45-temperature detection component, 46-air pressure detection component, 5-air inlet pipeline and 6-spiral pipeline.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-3, the utility model provides a dust explosion-proof bag-type dust collector, which comprises a box body 1, wherein the lower end of one side of the box body 1 is provided with an air inlet 11, and waste gas containing dust can enter the box body 1 from the air inlet 11; an air outlet 12 is arranged at the upper end of the other side of the box body 1, and the waste gas after dust removal can be discharged from the box body 1 through the air outlet 12; the bottom of the box body 1 is provided with a funnel-shaped ash bucket 13, and particles and dust with larger specific gravity can be settled in the ash bucket 13 under the action of gravity; a conveyor belt 2 is arranged in the box body 1 between the air inlet 11 and the air outlet 12, the conveyor belt 2 is wound on a conveyor roller 21, a plurality of connecting seats 22 are arranged on the conveyor belt 2, filter bags 3 are arranged on the connecting seats 22 on the lower layer of the conveyor belt 2, the filter bags 3 are detachably connected with the connecting seats 22, and when the conveyor belt 2 moves, the filter bags 3 can be driven to move; the side walls of the box body 1, which are positioned at the two sides of the filter bag 3, are provided with the doors 14, so that the filter bag 3 can be conveniently detached and installed when the doors 14 are opened; a first dust concentration detection component 41 and a first air speed detection component 42 are arranged at the air inlet 11, a second dust concentration detection component 43 and a second air speed detection component 44 are arranged at the air outlet 12, the first dust concentration detection component 41, the first air speed detection component 42, the second dust concentration detection component 43 and the second air speed detection component 44 are all connected with a controller, the first dust concentration detection component 41 and the second dust concentration detection component 43 are respectively used for detecting the dust concentration at the air inlet 11 and the air outlet 12, the first air speed detection component 42 and the second air speed detection component 44 are respectively used for detecting the exhaust air speed at the air inlet 11 and the air outlet 12, the controller can receive the dust concentration and the exhaust air speed information, the controller can judge the dust removal efficiency of the dust removal device according to the difference between the dust concentrations at the air inlet 11 and the air outlet 12, and the controller can judge the air resistance of the dust removal device according to the difference between the exhaust air speeds at the air inlet 11 and the air outlet 12 .
It should be noted that, in the use process of the filter bag 3 in the box body 1, the thickness of the primary layer on different filter bags 3 is often gradually reduced along the direction from the air inlet 11 to the air outlet 12, when the dust concentration at the air outlet 12 detected by the second dust concentration detection component 43 is too high and the exhaust air speed at the air outlet 12 detected by the second air speed detection component 44 is too low, it indicates that the filter bag 3 needs to clean ash on the whole, in the present invention, only the filter bag 3 with the thicker primary layer near the air inlet 11 needs to be taken down, and a new filter bag 3 is installed near the air outlet 12, so that the thickness of the whole primary layer of the filter bag 3 can be effectively reduced, and when cleaning ash for the filter bag 3, the primary layer does not need to be damaged deliberately, the operation is simple and convenient, and the technical requirements for workers are reduced.
In this embodiment, referring to fig. 1, an air inlet duct 5 is disposed at the air inlet 11, and the waste gas containing dust enters the box 1 along the air inlet duct 5; the air inlet pipeline 5 is provided with a cooling assembly, and the cooling assembly can effectively reduce the temperature of waste gas containing dust in the air inlet pipeline 5, so that the waste gas is prevented from being over-heated in the box body 1; specifically, the cooling assembly is a spiral pipeline 6, the spiral pipeline 6 is wound on the air inlet pipeline 5, a heat exchange medium is arranged in the spiral pipeline 6, and the heat of the waste gas containing dust in the air inlet pipeline 5 can be absorbed by the heat exchange medium; specifically, the heat exchange medium is preferably water.
In this embodiment, referring to fig. 1, a temperature detection assembly 45 and an air pressure detection assembly 46 are disposed at a position of the air inlet 11 in the box body 1, the temperature detection assembly 45 and the air pressure detection assembly 46 are both connected to a controller, the temperature detection assembly 45 is used for detecting the temperature in the box body 1, the air pressure detection assembly 46 is used for detecting the air pressure in the box body 1, and the controller can receive the temperature and air pressure information, so that the temperature and air pressure information can be conveniently observed and operated by a worker, and the explosion caused by the over-high temperature or air pressure in the box body 1 can be prevented; further, the temperature detection unit 45 is preferably a temperature sensor, and the air pressure detection unit 46 is preferably an air pressure sensor.
Note that the first dust concentration detection means 41 and the second dust concentration detection means 43 are both dust concentration detectors, the first wind speed detection means 42 and the second wind speed detection means 44 are both preferably wind speed meters, and the controller is preferably a PLC.
It should be noted that the conveying roller 21 is connected to a driving assembly for driving the driving roller to rotate, the driving assembly is connected to a controller, and the controller can control the driving assembly to be switched on and off; specifically, the drive unit is preferably a servomotor.
In this embodiment, referring to fig. 2, the conveyor belt 2 has a plurality of air vents, the connecting base 22 has through holes 221, and the exhaust gas can pass through the conveyor belt 2 and the connecting base 22 along the air vents and the through holes 221; furthermore, the connecting seat 22 is further provided with a connecting portion 222 in an annular convex shape, and the filter bag 3 can be conveniently connected with or detached from the connecting seat 22 through the connecting portion 222.
It should be noted that the door 14 is preferably an electrically controlled door, and the electrically controlled door is connected to a controller, and the controller can control the opening and closing of the electrically controlled door.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The dust explosion-proof bag-type dust collector is characterized by comprising a box body, wherein the lower end of one side of the box body is provided with an air inlet, the upper end of the other side of the box body is provided with an air outlet, and the bottom of the box body is provided with a funnel-shaped dust hopper; a conveyor belt is arranged in the box body and positioned between the air inlet and the air outlet, the conveyor belt is wound on a conveying roller, a plurality of connecting seats are arranged on the conveyor belt, filter bags are arranged on the connecting seats positioned on the lower layer of the conveyor belt, and the filter bags are detachably connected with the connecting seats; the side walls of the box body, which are positioned at the two sides of the filter bag, are provided with doors; the air inlet department is equipped with first dust concentration detection subassembly and first wind speed detection subassembly, air outlet department is equipped with second dust concentration detection subassembly and second wind speed detection subassembly, first dust concentration detection subassembly first wind speed detection subassembly second dust concentration detection subassembly with second wind speed detection subassembly all is connected with the controller.
2. The dust explosion-proof bag-type dust collector of claim 1, wherein an air inlet pipe is arranged at the air inlet, and a cooling component is arranged on the air inlet pipe.
3. The dust explosion-proof bag-type dust collector of claim 2, wherein the cooling component is a spiral pipeline, the spiral pipeline is wound on the air inlet pipeline, and a heat exchange medium is arranged in the spiral pipeline.
4. The dust explosion-proof bag-type dust collector according to claim 1 or 3, wherein a temperature detection component and an air pressure detection component are arranged at the position of the air inlet in the box body, and both the temperature detection component and the air pressure detection component are connected with the controller.
5. The dust explosion-proof bag-type dust collector of claim 4, wherein the temperature detection component is a temperature sensor, and the air pressure detection component is an air pressure sensor.
6. The dust explosion-proof bag-type dust collector according to claim 1, wherein the first dust concentration detection assembly and the second dust concentration detection assembly are both provided as dust concentration detectors, the first wind speed detection assembly and the second wind speed detection assembly are both provided as wind speed measuring instruments, and the controller is provided as a PLC.
7. The dust explosion-proof bag-type dust collector as claimed in claim 1, wherein the conveying roller is connected with a driving assembly for driving the conveying roller to rotate, and the driving assembly is connected with the controller.
8. The dust explosion-proof bag-type dust collector of claim 7, wherein the driving assembly is a servo motor.
9. The dust explosion-proof cloth bag dust remover according to claim 1, wherein the conveyer belt is provided with a plurality of vent holes, and the connecting base is provided with through holes.
10. The dust explosion-proof cloth bag dust remover according to claim 1, wherein the door is an electric control door, and the electric control door is connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123244157.3U CN216703651U (en) | 2021-12-22 | 2021-12-22 | Dust explosion-proof bag-type dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123244157.3U CN216703651U (en) | 2021-12-22 | 2021-12-22 | Dust explosion-proof bag-type dust collector |
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| Publication Number | Publication Date |
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| CN216703651U true CN216703651U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123244157.3U Active CN216703651U (en) | 2021-12-22 | 2021-12-22 | Dust explosion-proof bag-type dust collector |
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| CN (1) | CN216703651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318018A (en) * | 2022-08-30 | 2022-11-11 | 山东大学 | Workshop raise dust adsorption device and method |
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2021
- 2021-12-22 CN CN202123244157.3U patent/CN216703651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318018A (en) * | 2022-08-30 | 2022-11-11 | 山东大学 | Workshop raise dust adsorption device and method |
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